Patents Assigned to The Carlton Machine Tool Company
  • Headstock balancing arrangement for machine tools
    Patent number: 4149822
    Abstract: This invention relates to a machine tool having an upright column movably supported on a bed with a saddle movable along the guide surface of the column, supported on the bed of the machine tool and a headstock with a balancing arrangement, comprising a bar supported at each of its ends by individual cables and the headstock counterbalanced by means of a hydraulic cylinder connected to said headstock, whereby upon the traversing of the headstock, the bar counterbalances the headstock to a series of cables.
    Type: Grant
    Filed: November 21, 1977
    Date of Patent: April 17, 1979
    Assignee: The Carlton Machine Tool Company
    Inventor: Robert A. Lehmkuhl